On Wed, 2003-05-14 at 11:10, Olaf Frączyk wrote:
> On Wed, 2003-05-14 at 17:54, Seth Mos wrote:
> > May I suggest the following procedure for copying disks and information...
> Why it should be better?
> Doing 'cat' I have perfect copy of disk.
> You think that I will get lower latency with your scenario?
> > partition the second disk similar to your first.
> > Mount these partition under something like /mnt/new
> > And the other partitions underneath that... eg.
> > mount /dev/hdc1 /mnt/new
> > mount /dev/hdc5 /mnt/new/usr
> >
> > After completing this procedure you can transfer the data.
> >
> > (cd /;tar -cf - .)|(cd /mnt/new;tar -xf -)
>
> And all my ACLs go to hell :)
> BTW try to do it with NTFS partition :(
>
> > This will give you all files on the second disk. However you must reinstall
> > lilo on this disk since it will not be in the same place anymore.
> These disks are not used for booting, OS etc.
>
> > Not it should not be enough to make it that severe. I suspect the dma issue.
> As I said earlier, they have DMA enabled.
>
> Regards,
>
> Olaf
>
>
Seth is suggesting copying the contents of the filesystem, not the
complete device. What you really need is xfs_copy implemented on
linux I think, failing that xfs_dump piped into xfs_restore which
will keep acls.
Steve
--
Steve Lord voice: +1-651-683-3511
Principal Engineer, Filesystem Software email: lord@xxxxxxx